Risposto
Taking outer product of two matrices
"However, the ⊗ operator between ∇ and u isn't the simple multiplication operator *." The Wikipedia page you linked to states "...

oltre 2 anni fa | 0

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Not enough input arguments
"I am a little perplexed by this warning from matlab: "Not enough input arguments" for my following code" Lets take a look at h...

oltre 2 anni fa | 0

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why does it change the number when using VPA?
"why does it change the number when using VPA?" It doesn't. That "loss of digits" is completely unrelated to VPA. The change o...

oltre 2 anni fa | 2

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Risposto
How can I use the data of a set of matrices labelled in order
"Thank you also for pointing about about dynamic variables, but as a beginner I am lacking options." You decided to use LOAD, s...

oltre 2 anni fa | 0

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i have a csv with data separated with commas and columns also are separated with commas
T = fileread('piloto.csv') T = regexprep(T,',(\d+e)','\.$1') % you could also save this to a proper CSV file C = textscan(T,''...

oltre 2 anni fa | 0

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Risposto
extract multiple slices of difference sizes from a vector
The MATLAB approach: A = [1 4 6 5 4 8 7 8 6 4]; N = [2 3 5]; C = mat2cell(A,1,N); Checking: C{:}

oltre 2 anni fa | 0

Risposto
How to read lines from cell
S = readlines('T04102.txt'); X = find(startsWith(S,'PID 01')); F = @(x) regexp(S(x:x+3),'[01]{4}\s+[01]{4}','once','match'); ...

oltre 2 anni fa | 0

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Why is str2num not recommended when it is faster in certain circumstances?
"Why is str2num not recommended when it is faster in certain circumstances?" Because it relies on EVAL. Code called by EVAL is ...

oltre 2 anni fa | 0

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Risposto
Function input argument block - defining multiple valid classes for input data.
"I'd like to consolidate these two functions into one function so I do not have the need for multiple files." You do not need m...

oltre 2 anni fa | 1

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Risposto
How to read an excel /csv files with columns that have both text and numbers?
fnm = 'sample.csv'; tmp = readcell(fnm, 'Delimiter',','); idx = cellfun(@ischar,tmp(:,1)); assert(all(diff(idx)<1)) nhl = nn...

oltre 2 anni fa | 0

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Risposto
Vectorization for Two Nested for-loops
Without creating multiple copies of data in memory: A = [2 3 4; 5 2 1; 1 4 3]; B = [3 4 4; 4 2 1; 4 4 1]; C = sum(permute(A,[...

oltre 2 anni fa | 0

Risposto
How can.struct data be made available to non-MATLAB users?
"Can a .struct with nested structs, using a multitude of fieldnames and datalines, be converted to a non-MATLAB format like exce...

oltre 2 anni fa | 1

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Risposto
Accessing cell array entries using arrays
B = [1,2,2,1,1; 2,1,2,1,2]; V = 1:size(B,2); A = accumarray(B.',V(:),[],@(m){m.'}) A{1,2}

oltre 2 anni fa | 0

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Risposto
Insufficient number of outputs from right hand side of equal sign to satisfy assignment.
Note that the meaning of square brackets is different in the LHS vs on the RHS. C = num2cell(b1); [app.Sis.Slippage]...

oltre 2 anni fa | 0

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Risposto
Saving a Structured Array (containing plot parameters) to a mat file
Explanation: your structure is not scalar: it has nlines elements. The -struct option only works with scalar structures. Error ...

oltre 2 anni fa | 0

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Risposto
Does Matlab's integral function pass the integration variable to the function handle one scalar at a time or as a vector?
"Does Matlab's integral function pass the integration variable to the function handle one scalar at a time or as a vector?" By ...

oltre 2 anni fa | 0

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How avoid exponential notation in compose
"How avoid exponential notation in compose" Explanation: the %d conversion is for integer values. Are all of your data integer ...

oltre 2 anni fa | 0

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save tic toc in duration style
tEnd = 60*60+20 txt = mytime(tEnd) writelines(txt,'myfile.txt') Checking: type myfile.txt function str = mytime(toa) spl...

oltre 2 anni fa | 0

Risposto
Combing Date and Time Variables into ONE DateTime Vector
If you have any influence on the data design, then making these changes would simplify your data processing: save the data in c...

oltre 2 anni fa | 0

Risposto
Readtable Delimiters on two similar files gives differing result
"One thing for sure is that all my data is under the line begining with "Point"" tA = myread('A.txt') tB = myread('B.txt') fu...

oltre 2 anni fa | 2

Risposto
How to write data from a Cell Array as multiple columns in a text or CSV file?
This actually works with vectors of different lengths (as your question shows): C = {[0;1;2;3], [4;5;6;7;8;9]}; D = {}; for k...

oltre 2 anni fa | 0

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Why is this simple loop not working?
"I don't know why this is happening." The problem is very simple: you do not extend x in the same way that you extend y and z. ...

oltre 2 anni fa | 2

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Risposto
Having a string call another string
txt = input("Enter your string: ","s"); disp("Your string was: " + txt)

oltre 2 anni fa | 1

Risposto
Extracting data from struct as array
S(1).a = 1:10; S(2).a = 11:20; S(3).a = 21:30; M = vertcat(S.a) or M = cat(1,S.a) https://www.mathworks.com/matlabcentra...

oltre 2 anni fa | 1

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Risposto
convert double to signed int
A = 40000 B = typecast(uint16(A), 'int16')

oltre 2 anni fa | 0

Risposto
Dynamic matrix columns combinations
"any idea on to how overcome this? Do I need to write a combination function myself?" Use NDGRID with some comma-separated list...

oltre 2 anni fa | 0

Risposto
How to split/segment csv file into multiple sections?
P = '.'; % absolute or relative path to where the file is saved F = fullfile(P,'test_file.csv'); O = detectImportOptions(F,'Va...

oltre 2 anni fa | 1

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Risposto
Matlab can't readtable on Mac, please help me.
"how i do like this, can you show me please, thank you." P = 'absolute or relative path to where the file is saved'; F = fullf...

oltre 2 anni fa | 1

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Risposto
How to produce an array that displays the common data values in other arrays?
A = [1,1,0;1,1,1;0,1,1] B = [1,0,1;0,1,0;1,1,1] C = [1,1,1;1,1,0;1,1,1] D = double(A & B & C)

oltre 2 anni fa | 0

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Matlab code to delete contents of a subfolders
P = 'absolute or relative path to where the project folders are'; S = dir(fullfile(P,'**','Inputs','*.*')); for k = 1:nunel(S)...

oltre 2 anni fa | 0

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